Stems prostrate, 0.2-1 mm thick. Leaf blades linear or filiform, 0.7-3 × 0.04-0.1 cm. Flowers: sepals 1-2 mm; petals 3-5 × 1-2.5 mm. 2n = 32.

Phenology: Flowering late spring–summer (Jun–Sep).
Habitat: Shallow water and wet ground, open shores of lakes and rivers and in temporary ponds
Elevation: 0-2500 m

Distribution

• Generated Map
• Legacy Map

Greenland, St. Pierre and Miquelon, Alta., B.C., Man., N.B., Nfld., N.W.T., N.S., Ont., Que., Sask., Yukon, Alaska, Conn., Idaho, Maine, Mass., Mich., Minn., Mont., N.H., N.J., N.Y., Pa., Vt., Wash., Wis., Wyo., Eurasia.

Discussion

Selected References

None.

Lower Taxa

None.